4:54
Why Do Cyclists Break the Rules?
A survey of 18,000 cyclists seeks to understand why some are more likely to follow traffic rules than others.
12:16
Autonomous Trucks, Overgrown Goldfish, and an Edible Scientific Feud
Rachel Feltman of “The Washington Post” joins us for a roundup of her top science stories of the week.
12:28
Author Ashlee Vance Explores the ‘Unified Theory of Elon Musk’
In his new book, “Elon Musk: Tesla, SpaceX, and the Quest for a Fantastic Future,” journalist Ashlee Vance gives the inside story behind Musk’s “relentless drive and ingenious vision.”
12:02
Move Over E.Coli: DARPA’s Quest for Next-Gen Bugs
Alicia Jackson, deputy director of DARPA’s Biological Technologies Office, says synthetic biology could be the next big thing for military innovation.
A Peek Inside the Mind of Elon Musk
An excerpt from the new biography “Elon Musk.”
Jet Propulsion Locomotion Of Squid And Octopus
Can you engineer a jet propulsion system that mimics the speed of a squid?
7:53
Will Our Smartphones Know Us Better Than Ourselves?
This week Apple revealed an improved Siri comparable to Android’s Google Now.
8:44
The Silky Wonders of Worm Spit
Bioengineers at Tufts University are crafting silk protein into medical, optical, and bioelectronic materials.
8:21
The Walking…and Falling Robots of DARPA’s Robotics Competition
The DARPA Robotics Competition challenged teams to design robots that could navigate a simulated disaster scenario.
The Silk Road’s Turn Toward Biotechnology
Using a protein found in silkworm moth cocoons, researchers at Tufts University in Boston are developing a range of biodegradable materials and therapeutic devices.